Finding the Fourth Proportional to 569,247.66, 785,924.08 and 354,702.96
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Solution
The fourth proportional to 569,247.66, 785,924.08 and 354,702.96 is: 489,715.84
Step by Step Solution
- Step 1: Write the proportion equation
569,247.66 : 785,924.08 = 354,702.96 : x - Step 2: Convert to fraction form
569,247.66/785,924.08 = 354,702.96/x - Step 3: Cross multiply
569,247.66x = 785,924.08 × 354,702.96 - Step 4: Simplify right side
569,247.66x = 278,769,597,511.28 - Step 5: Solve for x
x = 278,769,597,511.28/569,247.66 - Step 6: Final answer
x = 489,715.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.